That's a bit short sighted isn't it? What if the father knows who the son saw while visiting Russia? Who they spent time with in the USA or if the sons confided in him their plans?
The father has already said that TT never left his sight the whole time he was there. They supposedly went to Chechnya briefly to visit a recently married relative. They did attend the mosque there, but there were no radicals there. This all according to the father. On Fox news this morning.